Re: [PATCH 1/8] staging: nvec: convert to use platform register and mfdcells

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On Wed, Aug 24, 2011 at 08:23:07PM +0200, Marc Dietrich wrote:
> @@ -139,7 +159,7 @@ static void nvec_dispatch(struct work_struct *work)
>  		} else {
>  			parse_msg(nvec, msg);

This isn't a comment on this patch, but just something I noticed in
passing.  parse_msg() dereferences msg so check on the next line is
too late.

>  			if((!msg) || (!msg->data))
                           ^^^^^^
Too late.

> -				dev_warn(nvec->dev, "attempt access zero pointer");
> +				dev_warn(nvec->dev, "attempt access zero pointer\n");
>  			else {
>  				kfree(msg->data);
                                      ^^^^^^^^^
Another inconsistence dereference here (would oops if msg were NULL).

>  				kfree(msg);

regards,
dan carpenter

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